Welcome to your environmentquiz16
1.
Consider the following activities: [2023]
- Spreading finely ground basalt rock on farmlands extensivelyÂ
- Increasing the alkalinity of oceans by adding limeÂ
- Capturing carbon dioxide released by various industries and pumping it into abandoned subterranean mines in the form of carbonated waters.Â
How many of the above activities are often considered and discussed for carbon capture and sequestration?
2.
Among the following crops, which one is the most important anthropogenic source of both methane and nitrous oxide? [2022]
3.
What is blue carbon? [2021]
4.
In rural road construction, the use of which of the following is preferred for ensuring environmental sustainability or to reduce carbon footprint? [2020]
- Copper slagÂ
- Cold mix asphalt technologyÂ
- GeotextilesÂ
- Hot mix asphalt technologyÂ
- Portland cement
5.
Which of the following statements best describes the term 'Social Cost of Carbon'? [2020]
6.
Which of the following statements are correct about the deposits of 'methane hydrate'? [2019]
- Global warming might trigger the release of methane gas from these deposits.
- Large deposits of ‘methane hydrate’ are found in Arctic Tundra and under the seafloor.
- Methane in the atmosphere oxidizes to carbon dioxide after a decade or two.
7.
Consider the following: [2019]
- Carbon monoxideÂ
- MethaneÂ
- OzoneÂ
- Sulphur dioxide.Â
Which of the above are released into the atmosphere due to the burning of crop/biomass residue?
8.
Consider the following statements: [2019]
- Agricultural soils release nitrogen oxides into the environment.Â
- Cattle release ammonia into the environment.Â
- Poultry industry releases reactive nitrogen compounds into the environment.
Which of these are correct?
9.
In the context of proposals to the use of hydrogen-enriched CNG (H-CNG) as fuel for buses in public transport, consider the following statements: [2019]
- The main advantage of the use of H-CNG is the elimination of carbon monoxide emissions.
- H-CNG as fuel reduces carbon dioxide and hydrocarbon emissions.
- Hydrogen up to one-fifth by volume can be blended with CNG as fuel for buses.
- H-CNG makes the fuel less expensive than CNG.
Which of these are correct?
10.
Which of the following statements best describes 'carbon fertilization'? [2018]
